package com.util;

import cn.hutool.core.util.IdUtil;
import cn.hutool.http.HttpResponse;
import cn.hutool.http.HttpUtil;

import java.util.HashMap;
import java.util.Map;
import java.util.UUID;

public class CCB {

    public static void main(String[] args) {
        String json = "\n";
        json = json.replaceAll("\n","\\n");
        //json = json.replaceAll("\n","\\n");
        //System.out.println(json.length());

    }
}
